Updated Blog and removed cd frontend (#1301)

User is already in the frontend directory so there is no need to run `cd frontend`

Co-authored-by: Victor Dibia <[email protected]>

Author: ashutoshpw

website/blog/2023-12-01-AutoGenStudio/index.mdx

@@ -95,7 +95,6 @@ llm_config = LLMConfig(
      ```bash
      npm install -g gatsby-cli
      npm install --global yarn
-     cd frontend
      yarn install
      yarn build
      ```